Test Pptx Generation

Test endpoint for PPTX generation. Generates a simple PPTX with just the cover page for testing.

Request body: { "reportData": { "metadata": { "projectName": "Test Project", "companyName": "Test Company", "reportTitle": "RF Module Design Report" }, "requirements": { "transmitterParams": { "frequency": 2.4, "targetOutputPower": 30.0, "application": "Wireless Communication" } } }, "options": { "slideConfig": { "coverPage": true, "tableOfContents": false }, "metadata": { "projectName": "Test Project", "companyName": "Test Company" } } }